2002 Chevrolet Trailblazer Q&A
2002 Chevrolet Trailblazer Question: Check gauges
just noticed that my check gauges light would go on then cut off back and forth. I looked at my gauges and noticed that my oil pressure gauge will be fine then fall then jump back to normal. What do you think? - Visitor
i would start by changing the oil pressure switch on the engine. - tunnelram
I got a new battery and checked alternator
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